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Product comparison · 2 motherboards

MSI 990FXA Gaming vs MSI A78M-E45 V2

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  • 51specifications compared
  • 22differ
  • 29identical
  • 20known for one product only

Key differences

The MSI A78M-E45 V2 has 32 GB more maximum internal memory than the MSI 990FXA Gaming (64 GB vs 32 GB). The MSI 990FXA Gaming has 1 more USB 2.0 connectors than the MSI A78M-E45 V2 (3 vs 2). The MSI 990FXA Gaming has 6 more USB 2.0 ports quantity than the MSI A78M-E45 V2 (8 vs 2). Processor socket: Socket AM3+ on the MSI 990FXA Gaming, Socket FM2+ on the MSI A78M-E45 V2. Compatible processor series: AMD Phenom FX on the MSI 990FXA Gaming, AMD A on the MSI A78M-E45 V2.

  • Processor socket
    • Socket AM3+
    • Socket FM2+
  • Compatible processor series
    • AMD Phenom FX
    • AMD A
  • Supported memory clock speeds
    • 1066,1333,1600,1866,2133 MHz
    • 1333,1600,1866,2133 MHz
  • Maximum internal memory
    • 32 GB
    • 64 GB
  • RAID levels
    • 0, 1, 5, 10
    • 0, 1, 10
  • USB 2.0 connectors
    • 3
    • 2
  • USB 2.0 ports quantity
    • 8
    • 2
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 0
    • 4

Side by side

Differences highlightedShow differences only
71 specifications
A

MSI

990FXA GamingView product
B

MSI

A78M-E45 V2View product
Processor2 differ
Processor manufacturerAMDAMD
Processor socketDiffersSocket AM3+Socket FM2+
Compatible processor seriesDiffersAMD Phenom FXAMD A
Maximum number of SMP processorsKnown for one1
Memory2 differ
Supported memory typesDDR3-SDRAMDDR3-SDRAM
Number of memory slots44
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
ECC сompatibilityKnown for oneNon-ECC
Supported memory clock speedsDiffers1066,1333,1600,1866,2133 MHz1333,1600,1866,2133 MHz
Maximum internal memoryDiffers32 GB64 GB
Supported memory module capacitiesKnown for one16GB
Unbuffered memoryKnown for oneYes
Storage controllers1 differ
Supported storage drive interfacesSATA IIISATA III
RAID levelsDiffers0, 1, 5, 100, 1, 10
Graphicsidentical
Maximum resolutionKnown for one4096 x 2160 pixels
Discrete graphics supportKnown for oneYes
Parallel processing technology supportKnown for one2-Way SLI, 3-Way CrossFireX
Internal I/O1 differ
USB 2.0 connectorsDiffers32
USB 3.2 Gen 1 (3.1 Gen 1) connectors11
USB 3.2 Gen 2 (3.1 Gen 2) connectorsKnown for one0
Number of SATA III connectors66
Number of SATA II connectors00
Number of Parallel ATA connectors00
Front panel audio connectorYesYes
ATX Power connector (24-pin)YesYes
CPU fan connectorYesYes
Number of chassis fan connectorsKnown for one2
Chassis intrusion connectorYesYes
Serial port headers11
TPM connectorYesYes
Number of SATA connectorsKnown for one6
S/PDIF out connectorKnown for oneYes
Rear panel I/O ports7 differ
USB 2.0 ports quantityDiffers82
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers04
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers20
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one0
Ethernet LAN (RJ-45) ports11
eSATA ports quantity00
PS/2 ports quantityDiffers12
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantityDiffers01
HDMI ports quantityDiffers01
DVI-D ports quantityDiffers01
Headphone outputs11
Microphone inYesYes
S/PDIF out portKnown for oneYes
Network2 differ
Ethernet LANYesYes
Ethernet interface typeDiffersGigabit EthernetFast Ethernet, Gigabit Ethernet
LAN controllerDiffersBigfoot Killer E2205Realtek RTL8111G
Wi-FiKnown for oneNo
Features3 differ
Component forPCPC
Motherboard form factorDiffersATXmicro ATX
Motherboard chipset familyAMDAMD
Motherboard chipsetDiffersAMD 990FXAMD A78
Audio output channels7.1 channels7.1 channels
Power source typeATXATX
Linux operating systems supportedKnown for oneYes
Windows operating systems supportedDiffersWindows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, WinYes
Motherboard southbridgeKnown for oneAMD SB950
Expansion slots2 differ
PCI Express x1 (Gen 2.x) slotsDiffers21
PCI Express x16 (Gen 2.x) slotsDiffers31
PCI Express x16 (Gen 3.x) slotsKnown for one1
PCI slots11
BIOSidentical
BIOS typeUEFIUEFI
Clear CMOS jumperYesYes
Weight & dimensions2 differ
WidthDiffers305 mm243 mm
DepthDiffers244 mm243 mm
Other featuresidentical
Parallel port via internal headerKnown for oneYes
Serial port via internal headerKnown for oneYes

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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